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2026-05-19 - 09:29
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue May 19, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15004212767,7sleep30-21swapper/319:05:043
15002212462,7sleep10-21swapper/119:05:021
20355212364,7sleep20-21swapper/219:09:522
20358210999,7sleep00-21swapper/019:09:530
300722620,0sleep30-21swapper/320:40:183
110712620,0sleep20-21swapper/220:25:162
325322570,0sleep20-21swapper/219:45:192
28812570,0sleep30-21swapper/322:40:163
2054399310,16cyclictest0-21swapper/200:15:122
2054399300,29cyclictest0-21swapper/222:00:132
2054399280,27cyclictest0-21swapper/220:01:522
2054399270,26cyclictest0-21swapper/222:06:562
2054399270,26cyclictest0-21swapper/221:18:102
2053899270,26cyclictest0-21swapper/123:07:021
2053899270,26cyclictest0-21swapper/121:35:041
2053899270,26cyclictest0-21swapper/121:19:171
2053899270,26cyclictest0-21swapper/120:07:131
2053899270,26cyclictest0-21swapper/120:07:131
2053899270,25cyclictest32156-21munin-run00:35:001
2054399260,25cyclictest0-21swapper/222:39:512
2053899260,25cyclictest0-21swapper/123:17:321
2053899260,25cyclictest0-21swapper/122:38:291
2053899260,25cyclictest0-21swapper/120:54:581
2053899260,25cyclictest0-21swapper/120:26:371
2053899260,25cyclictest0-21swapper/120:04:251
20530992617,8cyclictest0-21swapper/000:23:410
20538992523,2cyclictest0-21swapper/123:01:571
20538992522,2cyclictest0-21swapper/120:40:341
2053899250,24cyclictest0-21swapper/121:48:491
2053899250,24cyclictest0-21swapper/119:42:581
20530992518,6cyclictest0-21swapper/019:45:220
20538992417,7cyclictest0-21swapper/123:10:421
20538992417,7cyclictest0-21swapper/100:38:291
20530992421,3cyclictest0-21swapper/023:15:050
2054399230,22cyclictest0-21swapper/219:34:552
2053899230,22cyclictest0-21swapper/121:27:041
20530992320,3cyclictest0-21swapper/023:32:350
162942230,6sleep116300-21kthreadcore23:20:191
20543992218,3cyclictest0-21swapper/222:34:502
20543992217,4cyclictest0-21swapper/200:25:292
2054399221,3cyclictest0-21swapper/223:51:242
2054399220,21cyclictest0-21swapper/223:03:152
2054399220,21cyclictest0-21swapper/221:30:112
2054399220,21cyclictest0-21swapper/219:19:322
2054399220,16cyclictest0-21swapper/223:21:212
20538992220,2cyclictest0-21swapper/123:47:171
20538992215,7cyclictest0-21swapper/120:46:281
2053899221,20cyclictest0-21swapper/119:10:101
2053899220,3cyclictest0-21swapper/123:53:061
2053899220,21cyclictest0-21swapper/121:55:381
2053899220,21cyclictest0-21swapper/120:56:521
2053899220,21cyclictest0-21swapper/119:53:091
2053899220,21cyclictest0-21swapper/100:24:111
2053899220,21cyclictest0-21swapper/100:04:301
20530992221,1cyclictest0-21swapper/000:15:210
20530992219,2cyclictest0-21swapper/023:05:230
2053099220,21cyclictest0-21swapper/020:45:160
258582210,1sleep229-21rcuc/223:30:172
20543992118,2cyclictest749-21snmpd23:07:502
20543992117,3cyclictest0-21swapper/221:04:132
2054399210,20cyclictest0-21swapper/222:17:232
2054399210,20cyclictest0-21swapper/221:53:082
2054399210,20cyclictest0-21swapper/221:10:222
2054399210,20cyclictest0-21swapper/220:50:042
20538992117,3cyclictest0-21swapper/119:49:251
20538992117,3cyclictest0-21swapper/100:13:321
2053899210,3cyclictest0-21swapper/122:59:081
2053899210,2cyclictest0-21swapper/119:19:301
2053899210,20cyclictest0-21swapper/123:58:591
2053899210,20cyclictest0-21swapper/123:27:421
2053899210,20cyclictest0-21swapper/122:29:021
2053899210,20cyclictest0-21swapper/121:30:401
2053899210,20cyclictest0-21swapper/121:11:221
2053899210,20cyclictest0-21swapper/121:05:011
2053899210,20cyclictest0-21swapper/121:00:401
2053899210,20cyclictest0-21swapper/120:20:281
2053899210,20cyclictest0-21swapper/120:12:431
20530992118,3cyclictest0-21swapper/020:50:310
20530992118,1cyclictest752-21lldpd21:06:420
20530992117,2cyclictest2344-21sadc21:45:000
2053099210,20cyclictest0-21swapper/021:59:050
2054399205,14cyclictest0-21swapper/221:35:212
20543992018,2cyclictest0-21swapper/220:14:192
20543992018,1cyclictest749-21snmpd23:12:382
20543992018,1cyclictest749-21snmpd22:58:082
20543992018,1cyclictest749-21snmpd22:46:172
20543992018,1cyclictest749-21snmpd22:28:412
20543992018,1cyclictest749-21snmpd20:40:522
20543992018,1cyclictest749-21snmpd20:31:522
20543992018,1cyclictest749-21snmpd20:24:492
20543992018,1cyclictest749-21snmpd19:42:482
20543992018,1cyclictest749-21snmpd19:38:312
20543992018,1cyclictest749-21snmpd00:35:412
20543992018,1cyclictest749-21snmpd00:10:052
20543992018,1cyclictest12326-21cat22:50:152
20543992017,3cyclictest0-21swapper/200:05:092
20543992017,2cyclictest749-21snmpd23:15:362
20543992016,3cyclictest0-21swapper/221:46:342
2054399200,2cyclictest0-21swapper/223:36:422
2054399200,19cyclictest0-21swapper/219:50:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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